Home / 163,637.35-245,455.62-45,308.30

Finding the Fourth Proportional to 163,637.35, 245,455.62 and 45,308.30

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Solution

The fourth proportional to 163,637.35, 245,455.62 and 45,308.30 is: 67,962.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,637.35 : 245,455.62 = 45,308.30 : x
  2. Step 2: Convert to fraction form
    163,637.35/245,455.62 = 45,308.30/x
  3. Step 3: Cross multiply
    163,637.35x = 245,455.62 × 45,308.30
  4. Step 4: Simplify right side
    163,637.35x = 11,121,175,470.46
  5. Step 5: Solve for x
    x = 11,121,175,470.46/163,637.35
  6. Step 6: Final answer
    x = 67,962.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.